Nucleocapsid (N-protein) mAbs
Our anti-SARS-CoV-2 N-protein control mAbs are ideal for ELISA, WB, and FACS research applications.
Additional IgG and IgM mAbs of comparable affinity are available beyond the selection listed here. For additional information, contact your account manager, or e-mail antibody@genscript.com.
SARS-CoV-2 Nucleocapsid Protein mAbs | ||||
---|---|---|---|---|
Quantity | Mouse IgG | Mouse IgM | Rabbit IgG | Human Chimeric |
0.1 mg | $279 | $429 | $375 | $375 |
> 0.1 mg | Get A Quote |
SARS-CoV-2 N-protein IgG mAbs
Clone ID | Isotype | Species | Western Blot | Pairing |
---|---|---|---|---|
3F9C12 | IgG2b.K | Mouse | ++++ | Yes |
3H11C11 | IgG1.K | Mouse | ++ | Yes |
4H2G1 | IgG2b.K | Mouse | ++ | Yes |
7C6A9 | IgG1.K | Mouse | + | Yes |
17A4B8 | IgG1.K | Mouse | + | Yes |
18G4E8 | IgG1.K | Mouse | + | Yes |
19D4F9 | IgG2a.K | Mouse | +++ | Yes |
19H2B2 | IgG1.K | Mouse | ++ | Yes |
23F2D10 | IgG1.K | Mouse | +++ | Yes |
27A9D6 | IgG2b.K | Mouse | +++ | Yes |
Please reach out to learn about the human chimeric SARS-CoV-2 Nucleocapsid IgG antibodies we have available.
Antibody Pairing:
Pairing is available for all listed mouse N-protein IgG antibodies.
Validation data
ELISA: Nucleocapsid protein IgG mAbs are high affinity, with EC50 range between 4 – 18 ng/ml.

Western Blot: All 10 mouse N-protein IgG clones are WB-validated.
Observed size: COVID-19 Nucleocapsid Protein (NP) 50 kDa

M: Protein marker
Lanes 1, 4, 7, 10, 13, 16, 19, 22, 25, 28, 31, 34: 10 mg Sf9 lysate
Lanes 2, 5, 8, 11, 14, 17, 20, 23, 26, 29, 32, 35: 10 mg NP-OE-Sf9 lysate
Lanes 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36: 20 ng COVID-19 NP
Primary antibody: 1 μg/ml
Secondary antibody: Anti-mouse IgG (H&L) Goat Antibody Peroxidase Conjugated
SARS-CoV-2 N-protein IgM mAbs
Affinity ranking | Clone name | Isotype | Species |
---|---|---|---|
1 | 4H2B4 | IgM | Mouse |
2 | 20D1F4 | IgM | Mouse |
3 | 20C2D4 | IgM | Mouse |
4 | 19C1H5 | IgM | Mouse |
Validation data
ELISA: N-protein IgM mAbs are high affinity, with EC50 range between 12 – 37 ng/ml.

SARS-CoV-2 Rabbit IgG mAbs
Clone ID | Isotype | Species | EC50 (ng/ml) | Western Blot | Antibody Pair | FACS |
---|---|---|---|---|---|---|
RN1279 | IgG | Rabbit | 4.086 | |||
RN8105 | IgG | Rabbit | 4.129 | Recommended | RN1245, RN2604 | |
RN5502 | IgG | Rabbit | 4.499 | Recommended | ||
RN1241 | IgG | Rabbit | 4.575 | |||
RN1248 | IgG | Rabbit | 4.697 | |||
RN6308 | IgG | Rabbit | 4.924 | |||
RN0510 | IgG | Rabbit | 5.053 | Recommended | Recommended | |
RN1245 | IgG | Rabbit | 5.425 | RN8105 | ||
RN2604 | IgG | Rabbit | 5.590 | Recommended | RN8105 | Recommended |
RN7504 | IgG | Rabbit | 5.594 | |||
RN1202 | IgG | Rabbit | 5.612 | |||
RN1257 | IgG | Rabbit | 5.631 | |||
RN12312 | IgG | Rabbit | 5.748 | |||
RN1239 | IgG | Rabbit | 5.772 | |||
RN0609 | IgG | Rabbit | 6.024 | |||
RN1263 | IgG | Rabbit | 6.151 | |||
RN1174 | IgG | Rabbit | 6.170 | |||
RN1107 | IgG | Rabbit | 6.185 | |||
RN8309 | IgG | Rabbit | 6.381 | |||
RN8003 | IgG | Rabbit | 6.583 |
Antibody Pairing:
Pairing is available for the following N-protein rabbit IgG antibodies.
Western Blot:
Several N-protein rabbit IgG clones are WB-validated. Observed size: COVID-19 Nucleocapsid Protein (NP) 50 kDa
SARS-CoV-2 Nucleocapsid Human Chimeric mAbs
Clone ID | Isotype | EC50 (ng/ml) |
---|---|---|
HC3F9C12 | IgG1 | 8.47 |
HC23F2D10 | IgG1 | 7.651 |